Cox Veterinary Lab Acti-Flex Powder Cox Veterinary Lab Acti-Flex Powder helps support healthy joints in horses by combining key ingredients. This highly palatable powder formula contains Glucosamine Sulfate, Chondroitin and MSM, which work together to support the horse's natural ability to produce synovial fluid to repair the damage that stress creates on the joints. Features: Contains beneficial amounts of Chondroitin, Glucosamine, MSM and HA Supports joint function as well as healthy connective tissue Highly palatable Alfalfa-based powder Item Specifications: Sizes: 5 lb. 16 lb. Active Ingredients per 1 oz.: Glucosamine Sulfate (Shellfish): 8000mg Chondroitin Sulfate (Porcine): 4000mg: Methylsulfonylmethane (MSM): 3000mg Ester C (Ascorbic Acid): 1000mg Perna Canaliculus (Green Lipped Mussel): 1000mg Manganese: 500mg Calcium Silicate: 250mg Hylauronic Acid: 125mg Boswellia Serrata: 100mg DL-Methionine: 50mg Elcosapentaenoic Acid: 48mg Docosahexaenoic Acid: 40mg Inactive Ingredients: Alfalfa Meal, Natural and Artificial Flavorings and Tricalcium Phosphate. Directions for Use: Loading: Administer 2 scoops per day for first 5-14 days. Maintenance: Administer 1 scoop per day. For additional product information, please see clickable links listed under Downloadable Resources.